Q46 / 53 · NEST (NISER) 2013 · Physics

An engine absorbs heat at a temperature of $727^{\circ} \mathrm{C}$ and exhausts heat at a temperature of $527^{\circ} \mathrm{C}$. The engine operates at the maximum possible efficiency. The amount of work the engine performs for 2000 J of heat input can be

A
550 J
B
1600 J
Correct answer
C
400 J
D
2000 J

Hence, the correct answer is option: 'C'.

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